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How to chain scope queries with OR instead of AND?
...ent_last_name, ->(name) { includes(:parents).where(last_name: name) }
Then you can find all Persons with first or last name or whose parent with last name
Person.first_or_last_name('John Smith').or.parent_last_name('Smith')
Not the best example for the use of this, but just trying to fit it ...
How do I move an issue on github to another repo?
It happens every now and then. Some library depends on another and a user opens an issue that belongs to the wrong repo. Can I move the issue to the other repo?
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Good Java graph algorithm library? [closed]
...you're going to implement them on your own and need to display your graph, then it might be the best choice. I really liked using its API, when I quickly had to write an app that was working on graph and displaying it later.
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disable textbox using jquery?
... if the user first select the checkbox and enter some text in textbox and then if he select the radio button the checked checkbox must be unchecked and the textbox going to be cleared?How can I do this...I ask these questions because I am anewbie...Thanks in advance..
– svk
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Xcode/Simulator: How to run older iOS version?
...ose menu: Go->Go to Folder...
Type /Volumes/Xcode and iOS SDK/Packages/ then click Go. There are many packages and find to iPhoneSimulatorSDK(version).pkg
Double click to install package you want to add and wait for installer displays.
In Installer click Continue and choose destination, Choose fo...
CMake unable to determine linker language with C++
...u list your source files in CMakeLists.txt and mistakenly type a file name then you get this error.
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Showing the same file in both columns of a Sublime Text window
... can. When a file is open, click on File -> New View Into File. You can then drag the new tab to the other pane and view the file twice.
There are several ways to create a new pane. As described in other answers, on Linux and Windows, you can use AltShift2 (Option ⌥Command ⌘2 on OS X), which...
What do the numbers in a version typically represent (i.e. v1.9.0.1)?
...o be rather meaningless... Sun, you know SUN, java: 1.2, 1.3, 1.4 1.5 or 5 then 6.
In the good old Apple II version numbers Meant Something. Nowadays, people are giving up on version numbers and going with silly names like "Feisty fig" (or something like that) and "hardy heron" and "europa" and "gan...
How do I capture SIGINT in Python?
...ript that starts several processes and database connections. Every now and then I want to kill the script with a Ctrl + C signal, and I'd like to do some cleanup.
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How to get nice formatting in the Rails console
...ry this:
>> require 'yaml'
>> YAML::ENGINE.yamler = 'syck'
then
>> y ProductColor.all
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